<template>
  <a-layout-sider
    :class="['sider', isDesktop() ? null : 'shadow', theme, fixSiderbar ? 'ant-fixed-sidemenu' : null ]"
    width="200px"
    :collapsible="collapsible"
    v-model="collapsed"
    :trigger="null"
  >
    <logo />
    <s-menu
      :collapsed="collapsed"
      :menu="menus"
      :theme="theme"
      @select="onSelect"
      :mode="mode"
      :style="smenuStyle"
    ></s-menu>
  </a-layout-sider>
</template>

<script>
import ALayoutSider from "ant-design-vue/es/layout/Sider";
import Logo from "../tools/Logo";
import SMenu from "./index";
import { mixin, mixinDevice } from "@/utils/mixin.js";

export default {
  name: "SideMenu",
  components: { ALayoutSider, Logo, SMenu },
  mixins: [mixin, mixinDevice],
  props: {
    mode: {
      type: String,
      required: false,
      default: "inline"
    },
    theme: {
      type: String,
      required: false,
      default: "dark"
    },
    collapsible: {
      type: Boolean,
      required: false,
      default: false
    },
    collapsed: {
      type: Boolean,
      required: false,
      default: false
    },
    menus: {
      type: Array,
      required: true
    }
  },
  computed: {
    smenuStyle() {
      let style = { padding: "0" };
      if (this.fixSiderbar) {
        style["height"] = "calc(100% - 59px)";
        style["overflow"] = "auto";
        style["overflow-x"] = "hidden";
      }
      return style;
    }
  },
  methods: {
    onSelect(obj) {
      this.$emit("menuSelect", obj);
    }
  }
};
</script>
<style lang="less" scoped>
@primary-color: #1890ff;

/* update_begin author:sunjianlei date:20190509 for: 修改侧边导航栏滚动条的样式 */
.sider {
  @scrollBarSize: 10px;

  ul.ant-menu {
    /* 定义滚动条高宽及背景 高宽分别对应横竖滚动条的尺寸*/
    &::-webkit-scrollbar {
      width: @scrollBarSize;
      height: @scrollBarSize;
      background-color: transparent;
      display: none;
    }

    & .-o-scrollbar {
      display: none;
    }

    /* 兼容IE */
    -ms-overflow-style: none;
    -ms-scroll-chaining: chained;
    -ms-content-zooming: zoom;
    -ms-scroll-rails: none;
    -ms-content-zoom-limit-min: 100%;
    -ms-content-zoom-limit-max: 500%;
    -ms-scroll-snap-type: proximity;
    -ms-scroll-snap-points-x: snapList(100%, 200%, 300%, 400%, 500%);

    /* 定义滚动条轨道 */
    &::-webkit-scrollbar-track {
      background-color: transparent;
    }

    /* 定义滑块 */
    &::-webkit-scrollbar-thumb {
      border-radius: @scrollBarSize;
      background-color: #eee;
      box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.1);

      &:hover {
        background-color: #dddddd;
      }

      &:active {
        background-color: #bbbbbb;
      }
    }
  }

  /** 暗色系滚动条样式 */
  &.dark ul.ant-menu {
    &::-webkit-scrollbar-thumb {
      background-color: #666666;

      &:hover {
        background-color: #808080;
      }

      &:active {
        background-color: #999999;
      }
    }
  }
}

/* update_end author:sunjianlei date:20190509 for: 修改侧边导航栏滚动条的样式 */
</style>

<!-- update_begin author:sunjianlei date:20190530 for: 选中首页的时候不显示背景颜色 -->
<style lang="less">
@primary-color: #1890ff;

.ant-menu.ant-menu-root {
  & > .ant-menu-item:first-child {
    background-color: transparent;

    & > a,
    & > a:hover {
      color: rgba(0, 0, 0, 0.65);
    }

    &.ant-menu-item-selected {
      & > a,
      & > a:hover {
        color: @primary-color;
      }
    }
  }

  &.ant-menu-dark > .ant-menu-item:first-child {
    & > a,
    & > a:hover {
      color: rgba(255, 255, 255, 0.65);
    }

    &.ant-menu-item-selected {
      & > a,
      & > a:hover {
        color: rgba(255, 255, 255, 1);
      }
    }
  }
}
</style>
<!-- update_end author:sunjianlei date:20190530 for: 选中首页的时候不显示背景颜色 -->